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qsvdec: split off some code that will be shared with the encoder

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This commit is contained in:
Anton Khirnov 2015-03-13 08:13:00 +01:00
parent b04d009b0e
commit d0a63d8b98
7 changed files with 163 additions and 95 deletions
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2
configure vendored
View File

@ -1597,6 +1597,7 @@ CONFIG_EXTRA="
nettle
pixblockdsp
qpeldsp
qsv
qsvdec
rangecoder
riffdec
@ -1760,6 +1761,7 @@ mpegaudio_select="mpegaudiodsp"
mpegaudiodsp_select="dct"
mpegvideo_select="blockdsp hpeldsp idctdsp me_cmp videodsp"
mpegvideoenc_select="me_cmp mpegvideo pixblockdsp qpeldsp"
qsvdec_select="qsv"
# decoders / encoders
aac_decoder_select="imdct15 mdct sinewin"

3
libavcodec/Makefile
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@ -80,6 +80,7 @@ OBJS-$(CONFIG_MPEGVIDEOENC) += mpegvideo_enc.o mpeg12data.o \
mpegvideoencdsp.o
OBJS-$(CONFIG_PIXBLOCKDSP) += pixblockdsp.o
OBJS-$(CONFIG_QPELDSP) += qpeldsp.o
OBJS-$(CONFIG_QSV) += qsv.o
OBJS-$(CONFIG_QSVDEC) += qsvdec.o
OBJS-$(CONFIG_RANGECODER) += rangecoder.o
RDFT-OBJS-$(CONFIG_HARDCODED_TABLES) += sin_tables.o
@ -719,7 +720,7 @@ SKIPHEADERS += %_tablegen.h \
SKIPHEADERS-$(CONFIG_DXVA2) += dxva2.h dxva2_internal.h
SKIPHEADERS-$(CONFIG_LIBSCHROEDINGER) += libschroedinger.h
SKIPHEADERS-$(CONFIG_MPEG_XVMC_DECODER) += xvmc.h
SKIPHEADERS-$(CONFIG_QSVDEC) += qsv.h qsvdec.h
SKIPHEADERS-$(CONFIG_QSVDEC) += qsv.h qsvdec.h qsv_internal.h
SKIPHEADERS-$(CONFIG_VAAPI) += vaapi_internal.h
SKIPHEADERS-$(CONFIG_VDA) += vda.h vda_internal.h
SKIPHEADERS-$(CONFIG_VDPAU) += vdpau.h vdpau_internal.h

115
libavcodec/qsv.c Normal file
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@ -0,0 +1,115 @@
/*
* Intel MediaSDK QSV encoder/decoder shared code
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <mfx/mfxvideo.h>
#include "libavutil/error.h"
#include "avcodec.h"
#include "qsv_internal.h"
int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id)
{
switch (codec_id) {
case AV_CODEC_ID_H264:
return MFX_CODEC_AVC;
case AV_CODEC_ID_MPEG1VIDEO:
case AV_CODEC_ID_MPEG2VIDEO:
return MFX_CODEC_MPEG2;
case AV_CODEC_ID_VC1:
return MFX_CODEC_VC1;
default:
break;
}
return AVERROR(ENOSYS);
}
int ff_qsv_error(int mfx_err)
{
switch (mfx_err) {
case MFX_ERR_NONE:
return 0;
case MFX_ERR_MEMORY_ALLOC:
case MFX_ERR_NOT_ENOUGH_BUFFER:
return AVERROR(ENOMEM);
case MFX_ERR_INVALID_HANDLE:
return AVERROR(EINVAL);
case MFX_ERR_DEVICE_FAILED:
case MFX_ERR_DEVICE_LOST:
case MFX_ERR_LOCK_MEMORY:
return AVERROR(EIO);
case MFX_ERR_NULL_PTR:
case MFX_ERR_UNDEFINED_BEHAVIOR:
case MFX_ERR_NOT_INITIALIZED:
return AVERROR_BUG;
case MFX_ERR_UNSUPPORTED:
case MFX_ERR_NOT_FOUND:
return AVERROR(ENOSYS);
case MFX_ERR_MORE_DATA:
case MFX_ERR_MORE_SURFACE:
case MFX_ERR_MORE_BITSTREAM:
return AVERROR(EAGAIN);
case MFX_ERR_INCOMPATIBLE_VIDEO_PARAM:
case MFX_ERR_INVALID_VIDEO_PARAM:
return AVERROR(EINVAL);
case MFX_ERR_ABORTED:
case MFX_ERR_UNKNOWN:
default:
return AVERROR_UNKNOWN;
}
}
int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session)
{
mfxIMPL impl = MFX_IMPL_AUTO_ANY;
mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } };
const char *desc;
int ret;
ret = MFXInit(impl, &ver, session);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing an internal MFX session\n");
return ff_qsv_error(ret);
}
MFXQueryIMPL(*session, &impl);
switch (MFX_IMPL_BASETYPE(impl)) {
case MFX_IMPL_SOFTWARE:
desc = "software";
break;
case MFX_IMPL_HARDWARE:
case MFX_IMPL_HARDWARE2:
case MFX_IMPL_HARDWARE3:
case MFX_IMPL_HARDWARE4:
desc = "hardware accelerated";
break;
default:
desc = "unknown";
}
av_log(avctx, AV_LOG_VERBOSE,
"Initialized an internal MFX session using %s implementation\n",
desc);
return 0;
}

38
libavcodec/qsv_internal.h Normal file
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@ -0,0 +1,38 @@
/*
* Intel MediaSDK QSV encoder/decoder shared code
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_QSV_INTERNAL_H
#define AVCODEC_QSV_INTERNAL_H
#define QSV_VERSION_MAJOR 1
#define QSV_VERSION_MINOR 1
#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
/**
* Convert a libmfx error code into a libav error code.
*/
int ff_qsv_error(int mfx_err);
int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session);
#endif /* AVCODEC_QSV_INTERNAL_H */

89
libavcodec/qsvdec.c
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@ -34,43 +34,9 @@
#include "avcodec.h"
#include "internal.h"
#include "qsv_internal.h"
#include "qsvdec.h"
int ff_qsv_error(int mfx_err)
{
switch (mfx_err) {
case MFX_ERR_NONE:
return 0;
case MFX_ERR_MEMORY_ALLOC:
case MFX_ERR_NOT_ENOUGH_BUFFER:
return AVERROR(ENOMEM);
case MFX_ERR_INVALID_HANDLE:
return AVERROR(EINVAL);
case MFX_ERR_DEVICE_FAILED:
case MFX_ERR_DEVICE_LOST:
case MFX_ERR_LOCK_MEMORY:
return AVERROR(EIO);
case MFX_ERR_NULL_PTR:
case MFX_ERR_UNDEFINED_BEHAVIOR:
case MFX_ERR_NOT_INITIALIZED:
return AVERROR_BUG;
case MFX_ERR_UNSUPPORTED:
case MFX_ERR_NOT_FOUND:
return AVERROR(ENOSYS);
case MFX_ERR_MORE_DATA:
case MFX_ERR_MORE_SURFACE:
case MFX_ERR_MORE_BITSTREAM:
return AVERROR(EAGAIN);
case MFX_ERR_INCOMPATIBLE_VIDEO_PARAM:
case MFX_ERR_INVALID_VIDEO_PARAM:
return AVERROR(EINVAL);
case MFX_ERR_ABORTED:
case MFX_ERR_UNKNOWN:
default:
return AVERROR_UNKNOWN;
}
}
int ff_qsv_map_pixfmt(enum AVPixelFormat format)
{
switch (format) {
@ -82,58 +48,13 @@ int ff_qsv_map_pixfmt(enum AVPixelFormat format)
}
}
static int codec_id_to_mfx(enum AVCodecID codec_id)
{
switch (codec_id) {
case AV_CODEC_ID_H264:
return MFX_CODEC_AVC;
case AV_CODEC_ID_MPEG1VIDEO:
case AV_CODEC_ID_MPEG2VIDEO:
return MFX_CODEC_MPEG2;
case AV_CODEC_ID_VC1:
return MFX_CODEC_VC1;
default:
break;
}
return AVERROR(ENOSYS);
}
static int qsv_init_session(AVCodecContext *avctx, QSVContext *q, mfxSession session)
{
if (!session) {
if (!q->internal_session) {
mfxIMPL impl = MFX_IMPL_AUTO_ANY;
mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } };
const char *desc;
int ret;
ret = MFXInit(impl, &ver, &q->internal_session);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing an internal MFX session\n");
return ff_qsv_error(ret);
}
MFXQueryIMPL(q->internal_session, &impl);
switch (MFX_IMPL_BASETYPE(impl)) {
case MFX_IMPL_SOFTWARE:
desc = "software";
break;
case MFX_IMPL_HARDWARE:
case MFX_IMPL_HARDWARE2:
case MFX_IMPL_HARDWARE3:
case MFX_IMPL_HARDWARE4:
desc = "hardware accelerated";
break;
default:
desc = "unknown";
}
av_log(avctx, AV_LOG_VERBOSE,
"Initialized an internal MFX session using %s implementation\n",
desc);
int ret = ff_qsv_init_internal_session(avctx, &q->internal_session);
if (ret < 0)
return ret;
}
q->session = q->internal_session;
@ -159,7 +80,7 @@ int ff_qsv_init(AVCodecContext *avctx, QSVContext *q, mfxSession session)
}
ret = codec_id_to_mfx(avctx->codec_id);
ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
if (ret < 0)
return ret;

10
libavcodec/qsvdec.h
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@ -33,11 +33,6 @@
#include "avcodec.h"
#define QSV_VERSION_MAJOR 1
#define QSV_VERSION_MINOR 1
#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
typedef struct QSVFrame {
AVFrame *frame;
mfxFrameSurface1 *surface;
@ -68,11 +63,6 @@ typedef struct QSVContext {
int nb_ext_buffers;
} QSVContext;
/**
* Convert a libmfx error code into a libav error code.
*/
int ff_qsv_error(int mfx_err);
int ff_qsv_map_pixfmt(enum AVPixelFormat format);
int ff_qsv_init(AVCodecContext *s, QSVContext *q, mfxSession session);

1
libavcodec/qsvdec_h264.c
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@ -33,6 +33,7 @@
#include "avcodec.h"
#include "internal.h"
#include "qsv_internal.h"
#include "qsvdec.h"
#include "qsv.h"